10:30 a.m. Anti-hunger advocates will release a report on the city’s food stamp program at the Urban Justice Center, 123 William Street.

10:30 a.m. Members of the Amalgamated Transit Union, Local 1181, which represents school bus and access-a-ride drivers, will call on the AFL-CIO president to investigate their union for mob influence at the law offices of Levy, Ratner, 80 Eighth Avenue.

11 a.m. Rebuilding officials will present final designs for three World Trade Center towers and plans for memorial and construction activity at 7 World Trade Center, 250 Greenwich Street.

11 a.m. Manhattan borough president and NYCLU officials will release a report on military recruitment activity in public schools at the Tweed Courthouse, 52 Chambers Street.

Noon. The parks department will lay a wreath to celebrate the 250th birthday of Marquis de Lafayette at the statue in Union Square Park, Union Square East at 16th Street.